negotiator.utility
Class DataObjects

java.lang.Object
  negotiator.utility.DataObjects

public class DataObjects
extends java.lang.Object

This class handles saving and loading data for agents which are negotiating in a specific preference profile. Every unique combination of an agent class name and a preference profile name will be saved in a different file; for identification.

Author:

Samanta H.

Constructor Summary

DataObjects(java.lang.String dataFolderName)

Method Summary

java.lang.String	getAbsPath()
java.io.Serializable	loadData(java.lang.String agentClassName, java.lang.String prefProfName) Loads the data of the agent, by the agentClassName and the prefProfName.
boolean	restartFolder() Restarts the folder "theFolder", meaning it deletes all files in it and then creates a new empty folder with the same name.
boolean	saveData(java.io.Serializable dataToSave, java.lang.String agentClassName, java.lang.String prefProfName) Saves dataToSave of the agent with class agentClassName for a preference profile prefProfName.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DataObjects

public DataObjects(java.lang.String dataFolderName)

Method Detail

restartFolder

public boolean restartFolder()

Restarts the folder "theFolder", meaning it deletes all files in it and then creates a new empty folder with the same name.

Returns:

true if succeeded

saveData

public boolean saveData(java.io.Serializable dataToSave,
                        java.lang.String agentClassName,
                        java.lang.String prefProfName)

Saves dataToSave of the agent with class agentClassName for a preference profile prefProfName. It creates a unique name (concatenating the agent class name and the preference profile file name) to be the name of the file which will contain dataToSave.

Parameters:

dataToSave - a Serializable object to save

agentClassName - is the class name of the agent who wants to save the data

prefProfName - is the preference profile for which the agent wants to save data

Returns:

true if dataToSave was saved successfully false otherwise.

loadData

public java.io.Serializable loadData(java.lang.String agentClassName,
                                     java.lang.String prefProfName)

Loads the data of the agent, by the agentClassName and the prefProfName. It identifies the data by a unique name (concatenating the agent class name and the preference profile file name) which is the name of the file containing the data.

Parameters:

agentClassName - is the class name of the agent who wants to load the data

prefProfName - is the preference profile for which the agent wants to load the data

Returns:

the data that was saved by the agent when he was in the role of the preference profile filename.

getAbsPath

public java.lang.String getAbsPath()